Respuesta :

Respuesta:

(i) x = 65

(ii) x = 30

(iii) x = 35

(iv) x = 60

(v) x = 50

(vi) x = 40

Explicación paso a paso:

(i)

x + 50 = 115

x = 65

(ii)

x + 70 = 100

x = 30

(iii)

x + 90 = 125

x = 35

(iv)

x + 60 = 120

x = 60

(v)

x + 30 = 80

x = 50

(vi)

x + 35 = 75

x = 40